The calculated distance (air line) between San Sebastián de Mariquita and Líbano is approximately 22 miles respectively 36 kilometers.
By car or train, the actual journey to Líbano is certainly longer, as only the direct route (as the crow flies) between San Sebastián de Mariquita and Líbano has been calculated here.
Air line (approximately)
36 kilometers
19 nautical miles